Structure of SARS-3CL protease complex with a phenyl-beta-alanyl (S,R)-N-decalin type inhibitor
X-RAY DIFFRACTION
Crystallization
| Crystalization Experiments | ||||
|---|---|---|---|---|
| ID | Method | pH | Temperature | Details |
| 1 | VAPOR DIFFUSION, HANGING DROP | 6 | 293 | 10% (w/v) PEG 20000, 100mM MES, 5mM DTT |
| Crystal Properties | |
|---|---|
| Matthews coefficient | Solvent content |
| 3.04 | 59.48 |
Crystal Data
| Unit Cell | |
|---|---|
| Length ( Å ) | Angle ( ˚ ) |
| a = 54.663 | α = 93.73 |
| b = 58.662 | β = 103.4 |
| c = 68.098 | γ = 106.51 |
| Symmetry | |
|---|---|
| Space Group | P 1 |
Diffraction
| Diffraction Experiment | ||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ID # | Crystal ID | Scattering Type | Data Collection Temperature | Detector | Detector Type | Details | Collection Date | Monochromator | Protocol | |||||
| 1 | 1 | x-ray | 100 | CCD | RAYONIX MX300HE | horizontal focusing mirror | 2013-12-17 | M | SINGLE WAVELENGTH | |||||
| Radiation Source | |||||
|---|---|---|---|---|---|
| ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
| 1 | SYNCHROTRON | SPRING-8 BEAMLINE BL44XU | 0.9000 | SPring-8 | BL44XU |
Data Collection
| Overall | |||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ID # | Resolution (High) | Resolution (Low) | Percent Possible (Observed) | R Merge I (Observed) | Net I Over Average Sigma (I) | Redundancy | Number Reflections (All) | Number Reflections (Observed) | Observed Criterion Sigma (F) | Observed Criterion Sigma (I) | B (Isotropic) From Wilson Plot | ||||||||
| 1 | 1.5 | 50 | 95.5 | 0.058 | 10.8 | 2.2 | 119208 | ||||||||||||
| Highest Resolution Shell | |||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ID # | Resolution (High) | Resolution (Low) | Percent Possible (All) | Percent Possible (Observed) | R Merge I (Observed) | Mean I Over Sigma (Observed) | Redundancy | Number Unique Reflections (All) | |||||||||||
| 1 | 1.5 | 1.53 | 95.4 | 0.524 | 2.2 | 5935 | |||||||||||||
Refinement
| Statistics | |||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Diffraction ID | Structure Solution Method | Cross Validation method | Resolution (High) | Resolution (Low) | Number Reflections (Observed) | Number Reflections (R-Free) | Percent Reflections (Observed) | R-Factor (Observed) | R-Work (Depositor) | R-Work (DCC) | R-Free (Depositor) | R-Free (DCC) | R-Free Selection Details | Mean Isotropic B | |||||
| X-RAY DIFFRACTION | MOLECULAR REPLACEMENT | THROUGHOUT | 1.5 | 30.17 | 118711 | 5934 | 94.98 | 0.248 | 0.2467 | 0.25 | 0.2714 | 0.27 | RANDOM | 28.972 | |||||
| Temperature Factor Modeling | ||||||
|---|---|---|---|---|---|---|
| Anisotropic B[1][1] | Anisotropic B[1][2] | Anisotropic B[1][3] | Anisotropic B[2][2] | Anisotropic B[2][3] | Anisotropic B[3][3] | |
| -0.14 | -0.02 | 0.08 | 0.17 | 0.06 | -0.1 | |
| Non-Hydrogen Atoms Used in Refinement | |
|---|---|
| Non-Hydrogen Atoms | Number |
| Protein Atoms | 4646 |
| Nucleic Acid Atoms | |
| Solvent Atoms | 451 |
| Heterogen Atoms | 64 |
Software
| Software | |
|---|---|
| Software Name | Purpose |
| DENZO | data collection |
| SCALEPACK | data reduction |
| REFMAC | refinement |
| PDB_EXTRACT | data extraction |
| MOLREP | model building |
| DENZO | data reduction |
| SCALEPACK | data scaling |
| MOLREP | phasing |














